#21386C#21386C

#21386C is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.2% C 0.095 H 264.2°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#21386C
RGB	rgb(33, 56, 108)
HSL	hsl(222, 53%, 28%)
HSV	hsv(222, 69%, 42%)
CMYK	cmyk(69.4%, 48.1%, 0%, 57.6%)
CIE-LAB	lab(24.43, 9.87, -33.01)
CIE-LCH	lch(24.43, 34.46, 286.64°)
OKLab	oklab(35.19% -0.0096 -0.0944)
OKLCH	oklch(35.19% 0.095 264.2)
XYZ	xyz(4.7472, 4.2339, 14.7515)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21386C #6C5521

analogous

#215D6C #21386C #30216C

triadic

#21386C #6C2138 #386C21

tetradic

#21386C #6C215D #6C5521 #216C30

square

#21386C #6C215D #6C5521 #216C30

split-complementary

#21386C #6C3021 #5D6C21

monochromatic

#070C17 #13203D #21386C #2F509B #426AC5

Accessibility & contrast

On white

11.37

#21386C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#21386C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21386C

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21386C	#FFFFFF	#000000	##FFFFFF
##21386C	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E3E6E

Deuteranopia (green-blind)

#11376B

Tritanopia (blue-blind)

#00444C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #21386c;
/* rgb */ color: rgb(33, 56, 108);
/* oklch */ color: oklch(35.2% 0.095 264.2);

Tailwind

colors: {
  custom: {
    50: '#656e96',
    500: '#21386c',
    950: '#000000',
  },
}

SCSS

$custom: #21386c;
$custom-light: #656e96;
$custom-dark: #000000;

JSON

{
  "hex": "#21386c",
  "rgb": {
    "r": 33,
    "g": 56,
    "b": 108
  },
  "hsl": {
    "h": 221.6,
    "s": 53.191,
    "l": 27.647
  },
  "oklch": {
    "l": 0.3519,
    "c": 0.09489,
    "h": 264.2
  },
  "luminance": 0.04234
}

Semantic roles & 50–950 ramp

primary

#21386C

secondary

#A08549

accent

#B04BDD

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #21386C

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →